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外语
The underlined word "event" in the first paragraph refers to______. The biggest advantage of this robot is that______.
The underlined word "event" in the first paragraph refers to______. The biggest advantage of this robot is that______.
admin
2009-02-15
54
问题
The underlined word "event" in the first paragraph refers to______.
The biggest advantage of this robot is that______.
选项
A、it will be faster and cheaper than manual labor
B、it can climb mountainsides, drill holes, insert bars and cement
C、it can collect data on the slope’s stability
D、it can drill without a human being on board
答案
D
解析
从第二段The idea is to operate a machine far away that can drill without a human being on board一句以及第一段讲滑坡人工抢险的危险,可知这种机器人的最大优点就是无人操作的安全性。
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本试题收录于:
公共英语二级笔试题库公共英语(PETS)分类
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公共英语二级笔试
公共英语(PETS)
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